915 Generation Digital Microphone Amplifier Tone Board PT2399

The following is the detailed introduction about our products:

The board uses the PT2399 built-in chip to return to sound processing, and the setting is the four amp field effect opTL074 for audio signal amplification and sound processing.
Also added a new 5V output, can be connected to the USB Bluetooth decoder board, more convenient to use.
In addition, the karaoke card also uses a two-way microphone input (compatible with electret microphone)
Working voltage: Double AC12 ~ 15V

Colour: green
Material: plastic
Size: 157x88mm

Package Contents:
1 * Microphone Amplifier Tone Board
NOTE:
This is the front tuning card of the amplifier. Need to be equipped with a post amplifier to use.
If you contact for the first time, you might not understand,
This card is set up with a station amplifier and has no audio output. You need to match a post amplifier. Just import the signal from the preamp.
Pre-tuning signal-input post-amplifier-post-amplifier pushes signal processing to the speaker

Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.About Shipments
1.We will send out the orders ASAP once your payment is completed normally.
2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.
About After-sale Service
We are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.
About Feedback
1. Please check the package and item when you get carefully to make sure there is no problem.
2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.
3. If there is no problem, please leave us five star positive feedback.
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About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.
About Shipments
1.We will send out the orders ASAP once your payment is completed normally.
2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.
About After-sale Service
We are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.
About Feedback
1. Please check the package and item when you get carefully to make sure there is no problem.
2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.
6416. If there is no problem, please leave us five star positive feedback.
Your affirmation is our greatest motivation ! ! !